kern: proc: Use seperate queue link for lookups

Signed-off-by: Ian Moffett <ian@osmora.org>

2 files changed, 5 insertions, 3 deletions

diff --git a/src/sys/include/sys/proc.h b/src/sys/include/sys/proc.h
index 0cf105e..9f5cd73 100644
--- a/src/sys/include/sys/proc.h
+++ b/src/sys/include/sys/proc.h
@@ -94,6 +94,7 @@ struct proc {
     struct spinlock maplist_lock;
     sigtab_t sigtab;
     TAILQ_HEAD(, vm_range) maplist;
+    TAILQ_ENTRY(proc) lup_link;
     TAILQ_ENTRY(proc) link;
 };
 
diff --git a/src/sys/os/os_proc.c b/src/sys/os/os_proc.c
index decb41e..971a6c0 100644
--- a/src/sys/os/os_proc.c
+++ b/src/sys/os/os_proc.c
@@ -218,7 +218,6 @@ proc_init(struct proc *procp, int flags)
         return error;
     }
 
-    TAILQ_INSERT_TAIL(&procq, procp, link);
     return 0;
 }
 
@@ -230,7 +229,7 @@ proc_lookup(pid_t pid)
 {
     struct proc *curproc;
 
-    TAILQ_FOREACH(curproc, &procq, link) {
+    TAILQ_FOREACH(curproc, &procq, lup_link) {
         if (curproc == NULL) {
             continue;
         }
@@ -280,7 +279,7 @@ proc_kill(struct proc *procp, int status)
 
     procp->flags |= PROC_EXITING;
     proc_clear_ranges(procp);
-    TAILQ_REMOVE(&procq, procp, link);
+    TAILQ_REMOVE(&procq, procp, lup_link);
     return md_proc_kill(procp, 0);
 }
 
@@ -340,6 +339,8 @@ proc_spawn(const char *path, struct penv_blk *envbp)
     proc->envblk = envbp;
     md_set_ip(proc, elf.entrypoint);
     sched_enq(&core->scq, proc);
+
+    TAILQ_INSERT_TAIL(&procq, proc, lup_link);
     return proc->pid;
 }